🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.44 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 392.3

Radius: 14.9

Gravity: 1.77 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 0.86 AU - 0.88 AU

Year: 516 Days

Day: 5.9 Hours

Environment

Temp: -158 °C

Axial Tilt: 16.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 26,449,136 km

• M1: 185,352 km (0.105 R)
• M2: 704,307 km (0.095 R)
• M3: 1,198,877 km (0.099 R)
• M4: 1,663,080 km (0.11 R)
• M5: 2,142,242 km (0.049 R)
• M6: 2,638,308 km (0.055 R)
• M7: 3,402,005 km (0.075 R)
• M8: 4,363,919 km (0.082 R)
• M9: 5,358,446 km (0.049 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 307.4

Radius: 14.2

Gravity: 1.52 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 0.68 AU - 1.08 AU

Year: 525 Days

Day: 7.9 Hours

Environment

Temp: -152 °C

Axial Tilt: 24 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 26,449,136 km

• M1: 179,667 km (0.104 R)
• M2: 629,358 km (0.103 R)
• M3: 1,101,489 km (0.094 R)
• M4: 1,766,452 km (0.045 R)
• M5: 2,306,201 km (0.103 R)
• M6: 3,058,379 km (0.076 R)
• M7: 4,057,693 km (0.041 R)
• M8: 4,710,687 km (0.114 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 75.2

Radius: 10.9

Gravity: 0.63 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 2.25 AU - 2.97 AU

Year: 2681 Days

Day: 14.4 Hours

Environment

Temp: -208 °C

Axial Tilt: 5.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 26,449,136 km

• M1: 135,984 km (0.064 R)
• M2: 482,902 km (0.049 R)
• M3: 1,087,577 km (0.102 R)
• M4: 1,458,280 km (0.097 R)
• M5: 1,868,477 km (0.091 R)
• M6: 2,366,788 km (0.103 R)
• M7: 2,707,123 km (0.1 R)
• M8: 3,093,534 km (0.072 R)
• M9: 3,720,349 km (0.095 R)
• M10: 4,104,218 km (0.072 R)
• M11: 4,548,374 km (0.113 R)
• M12: 4,970,090 km (0.12 R)
• M13: 5,322,393 km (0.116 R)
• M14: 5,791,233 km (0.087 R)
• M15: 6,416,103 km (0.078 R)
• M16: 7,532,702 km (0.089 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 960.7

Radius: 11.1

Gravity: 7.8 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 3.35 AU - 3.35 AU

Year: 3899 Days

Day: 14.3 Hours

Environment

Temp: -211 °C

Axial Tilt: 27.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 26,449,136 km

• M1: 138,079 km (0.05 R)
• M2: 498,460 km (0.079 R)
• M3: 1,277,865 km (0.116 R)
• M4: 1,764,208 km (0.118 R)
• M5: 2,632,175 km (0.105 R)
• M6: 3,348,748 km (0.113 R)
• M7: 4,144,609 km (0.053 R)
• M8: 4,575,301 km (0.075 R)
• M9: 5,142,277 km (0.117 R)
• M10: 6,323,801 km (0.093 R)
• M11: 6,863,700 km (0.089 R)
• M12: 7,434,117 km (0.076 R)
• M13: 8,035,949 km (0.081 R)
• M14: 10,466,465 km (0.105 R)
• M15: 15,169,523 km (0.107 R)
• M16: 15,734,554 km (0.105 R)
• M17: 17,699,373 km (0.029 R)
• M18: 18,325,739 km (0.032 R)
• M19: 20,703,747 km (0.093 R)
• M20: 22,471,695 km (0.077 R)
• M21: 26,793,427 km (0.088 R)
• M22: 28,207,726 km (0.094 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 910.1

Radius: 11.5

Gravity: 6.88 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 2.66 AU - 4.06 AU

Year: 3916 Days

Day: 6.8 Hours

Environment

Temp: -204 °C

Axial Tilt: 43.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 26,449,136 km

• M1: 144,063 km (0.111 R)
• M2: 521,349 km (0.106 R)
• M3: 1,124,228 km (0.093 R)
• M4: 1,518,867 km (0.109 R)
• M5: 2,389,826 km (0.113 R)
• M6: 3,567,311 km (0.1 R)
• M7: 4,226,888 km (0.089 R)
• M8: 5,285,442 km (0.112 R)
• M9: 6,295,826 km (0.12 R)
• M10: 9,005,642 km (0.078 R)
• M11: 11,330,992 km (0.047 R)
• M12: 13,004,244 km (0.118 R)
• M13: 14,349,727 km (0.11 R)
• M14: 14,891,271 km (0.119 R)
• M15: 16,421,657 km (0.065 R)
• M16: 19,136,410 km (0.096 R)
• M17: 21,429,596 km (0.098 R)
• M18: 26,232,735 km (0.082 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 199

Radius: 13.5

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 4.65 AU - 5.81 AU

Year: 7605 Days

Day: 7.3 Hours

Environment

Temp: -215 °C

Axial Tilt: 34 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 26,449,136 km

• M1: 185,202 km (0.083 R)
• M2: 981,512 km (0.034 R)
• M3: 1,466,957 km (0.061 R)
• M4: 2,437,249 km (0.044 R)
• M5: 2,861,807 km (0.106 R)
• M6: 3,572,696 km (0.117 R)
• M7: 4,445,750 km (0.105 R)
• M8: 5,138,238 km (0.045 R)
• M9: 5,620,542 km (0.117 R)
• M10: 6,492,248 km (0.062 R)
• M11: 8,431,486 km (0.062 R)
• M12: 11,887,795 km (0.094 R)
• M13: 12,929,744 km (0.101 R)
• M14: 14,238,576 km (0.082 R)
• M15: 17,118,634 km (0.066 R)
• M16: 20,900,917 km (0.089 R)
• M17: 22,914,953 km (0.097 R)
• M18: 24,452,071 km (0.08 R)
• M19: 24,979,404 km (0.047 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 394 - 18,048 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit